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Coral Reef Barriers Provide Flood Protection for More Than 18,000 People and $1.8 Billion Worth of Coastal Infrastructure and Economic Activity Annually 新闻
来源平台:US Geological Survey. 发布日期:2019
作者:  admin
收藏  |  浏览/下载:5/0  |  提交时间:2019/05/16
President Proposes $983 Million FY20 Budget for USGS 新闻
来源平台:US Geological Survey. 发布日期:2019
作者:  admin
收藏  |  浏览/下载:3/0  |  提交时间:2019/04/16